V4L/DVB: V4L: Events: Support event handling in do_ioctl

Add support for event handling to do_ioctl.

Signed-off-by: Sakari Ailus <sakari.ailus@maxwell.research.nokia.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h
index e8ba0f2efbae..06daa6e8e051 100644
--- a/include/media/v4l2-ioctl.h
+++ b/include/media/v4l2-ioctl.h
@@ -21,6 +21,8 @@
 #include <linux/videodev2.h>
 #endif
 
+struct v4l2_fh;
+
 struct v4l2_ioctl_ops {
         /* ioctl callbacks */
 
@@ -254,6 +256,11 @@ struct v4l2_ioctl_ops {
         int (*vidioc_g_dv_timings) (struct file *file, void *fh,
                                     struct v4l2_dv_timings *timings);
 
+        int (*vidioc_subscribe_event)  (struct v4l2_fh *fh,
+                                        struct v4l2_event_subscription *sub);
+        int (*vidioc_unsubscribe_event)(struct v4l2_fh *fh,
+                                        struct v4l2_event_subscription *sub);
+
         /* For other private ioctls */
         long (*vidioc_default)         (struct file *file, void *fh,
                                         int cmd, void *arg);